Nick Upton / Rooks (Corvus frugilegus) on nests at a rookery high in trees, with one bird calling, Gloucestershire, UK, Fenbruary.
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Gerrit Vyn / Common raven (Corvus corax) nestlings on man made tower outside village. Man made structures have increased the number of ravens, which has led to increased predation on may Arctic nesting birds, nest...
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Espen Bergersen / Common raven (Corvus corax) looking for food among the nests of Kttiwakes (Rissa tridactyla) Hornoya bird cliff, Norway.March.
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Espen Bergersen / Common raven (Corvus corax) in a colony of Common guillemots (Uria aalge) Hornoya bird cliff, Norway.
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Nick Upton / Jackdaw (Corvus monedula) standing at the entrance to its nest hole in a pollarded willow trunk, Gloucestershire,UK, April.
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Nick Upton / Jackdaw (Corvus monedula) standing at the entrance to its nest hole in a pollarded willow trunk, Gloucestershire,UK, April.
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Laurent Geslin / Carrion crow (Corvus corone) collecting swans feathers for nesting material at Walthamstow reservoir, London, UK
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Dave Bevan / Carrion crow (Corvus corone) female with chicks at nest in oak tree, Wales, UK, May
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Dave Bevan / Carrion crow (Corvus corone) adult brooding chicks on nest in oak tree, Wales, UK, May
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Dave Bevan / Carrion crow (Corvus corone) pair at nest feeding chicks in oak tree, Wales, UK, May
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Chris Gomersall / Juvenile Hooded crows (Corvus corone) in nest on seashore. Isle of Oronsay, Scotland UK. June 2006
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John Cancalosi / Hooded crow nest with chicks (Corvus cornix) Scotland
